388179950

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:246

約数の個数: 72

約数和(自身を含む): 763123032

約数和(自身を除く): 374943082

約数列:

[1, 2, 5, 10, 25, 37, 50, 53, 74, 106, 107, 185, 214, 265, 370, 530, 535, 925, 1070, 1325, 1369, 1850, 1961, 2650, 2675, 2738, 3922, 3959, 5350, 5671, 6845, 7918, 9805, 11342, 13690, 19610, 19795, 28355, 34225, 39590, 49025, 56710, 68450, 72557, 98050, 98975, 141775, 145114, 146483, 197950, 209827, 283550, 292966, 362785, 419654, 725570, 732415, 1049135, 1464830, 1813925, 2098270, 3627850, 3662075, 5245675, 7324150, 7763599, 10491350, 15527198, 38817995, 77635990, 194089975, 388179950]

約数ペア:

[(1, 388179950), (2, 194089975), (5, 77635990), (10, 38817995), (25, 15527198), (37, 10491350), (50, 7763599), (53, 7324150), (74, 5245675), (106, 3662075), (107, 3627850), (185, 2098270), (214, 1813925), (265, 1464830), (370, 1049135), (530, 732415), (535, 725570), (925, 419654), (1070, 362785), (1325, 292966), (1369, 283550), (1850, 209827), (1961, 197950), (2650, 146483), (2675, 145114), (2738, 141775), (3922, 98975), (3959, 98050), (5350, 72557), (5671, 68450), (6845, 56710), (7918, 49025), (9805, 39590), (11342, 34225), (13690, 28355), (19610, 19795)]